//FindBar Key config............................................
addEventListener('keydown', function (event){

//ctrl+ F...
if ((event.ctrlKey) && ((event.keyCode == 0x46) || (event.keyCode == 0x4A)))
{
event.preventDefault();
event.stopPropagation();
gFindBar.startFind(gFindBar.FIND_TYPEAHEAD);
gFindBar._setFindCloseTimeout();}

//ctrl+ ALT...
if ((event.ctrlKey) && ((event.keyCode == 0x12) || (event.keyCode == 0x4A)))
{
gFindBar.startFind(gFindBar.FIND_TYPEAHEAD);
gFindBar._setFindCloseTimeout();
goDoCommand("cmd_selectNone");
goDoCommand("cmd_paste");}
}, false);



//find bar, показать количество совпадений(find bar,show the number of matches)....................
(function() {
    //add label to findbar
    var status = document.getAnonymousElementByAttribute(gFindBar, 'anonid', 'match-case-status');
    var sep = document.createElement("toolbarspacer");
    var count = document.createElement("label");
    count.hidden = true;
    status.parentNode.insertBefore(sep, status);
    status.parentNode.insertBefore(count, status);//findbar-container


    gFindBar.__proto__._foundMatches = count;
    
    gFindBar.__proto__._updateMatchesCount = function(aRes) {
        if (!this._updateMatchCountTimeout)
            window.clearTimeout(this._updateMatchCountTimeout);
        this._updateMatchCountTimeout =
                window.setTimeout(function(aRes, aSelf) {
                    aSelf._updateMatchesCountWorker(aRes);
                }, 0, aRes, this);
    }

    gFindBar.__proto__._updateMatchesCountWorker = function(aRes) {
        var word = this._findField.value;
        if (aRes == this.nsITypeAheadFind.FIND_NOTFOUND || !word) {
            this._foundMatches.hidden = true;
            this._foundMatches.value = "";
        }
        else {
            var matchesCount = this._countMatches(word).toString();
            if (matchesCount != "0") {
                if (matchesCount == "1")
                    this._foundMatches.value = matchesCount +" \hits ";
                else if (matchesCount == "-1") {
                    var matchLimit = 100;
                    this._foundMatches.value = " \> 100 hits";
                    //                    var key = (matchLimit > 1000) ? "Decrease" : "Increase";
                } else
                    this._foundMatches.value = matchesCount +" \hits";
                this._foundMatches.hidden = false;
            }
            else {
                this._foundMatches.hidden = true;
                this._foundMatches.value = "";
            }

            window.clearTimeout(this._updateMatchCountTimeout);
        }
    }

    gFindBar.__proto__._countMatches = function(aWord, aWindow) {
        var win = aWindow || this.browser.contentWindow;

        var countFound = 0;
        for (var i = 0, count; win.frames && i < win.frames.length; i++) {
            if ((count = this._countMatches(aWord, win.frames[i])) != -1)
                countFound += count;
            else
                return count;
        }

        var doc = win.document;
        if (!doc || !(doc instanceof HTMLDocument))
            return countFound;

        var body = doc.body;

        var count = body.childNodes.length;
        var searchRange = doc.createRange();
        var startPt = doc.createRange();
        var endPt = doc.createRange();

        searchRange.setStart(body, 0);
        searchRange.setEnd(body, count);

        startPt.setStart(body, 0);
        startPt.setEnd(body, 0);
        endPt.setStart(body, count);
        endPt.setEnd(body, count);

        var retRange = null;
        var finder = Components.classes["@mozilla.org/embedcomp/rangefind;1"]
                .createInstance()
                .QueryInterface(Components.interfaces.nsIFind);

        finder.caseSensitive = this._shouldBeCaseSensitive(aWord);

        var matchLimit = 100;
        while ((retRange = finder.Find(aWord, searchRange, startPt, endPt))) {
            if (this._rangeIsVisible(retRange, win)) {
                if (this._findMode == this.FIND_LINKS) {
                    if (this._rangeStartsInLink(retRange))
                        ++ countFound;
                }
                else
                    ++ countFound;
            }
            if (countFound == matchLimit) {
                countFound = -1;
                break;
            }
            startPt = doc.createRange();
            startPt.setStart(retRange.startContainer, retRange.startOffset + 1);
        }

        return countFound;
    }

    gFindBar.__proto__._rangeIsVisible = function(aRange, aWindow) {
        var node = aRange.startContainer;

        if (node.nodeType == node.ELEMENT_NODE) {
            if (node.hasChildNodes) {
                var childNode = node.childNodes[aRange.startOffset];
                if (childNode)
                    node = childNode;
            }
        }

        while (node && node.nodeType != node.ELEMENT_NODE)
            node = node.parentNode;

        // There is no perfect way to check if a node is visible in JavaScript,
        // so use the best measures we can have
        if (node) {
            var style = aWindow.getComputedStyle(node, "");
            if (style) {
                if (style.visibility == "hidden" ||
                        style.visibility == "collapse" ||
                        style.display == "none")
                    return false;
                if (style.left != "auto" && style.width != "auto")
                    if (style.left < 0 && style.left + style.width < 0)
                        return false;
                if (style.top != "auto" && style.height != "auto")
                    if (style.top < 0 && style.top + style.height < 0)
                        return false;
            }
        }

        return true;
    }

    gFindBar.__proto__._rangeStartsInLink = function(aRange) {
        var isInsideLink = false;

        var node = aRange.startContainer;

        if (node.nodeType == node.ELEMENT_NODE) {
            if (node.hasChildNodes) {
                var childNode = node.childNodes[aRange.startOffset];
                if (childNode)
                    node = childNode;
            }
        }

        const XLink_NS = "http://www.w3.org/1999/xlink";
        do {
            if (node instanceof HTMLAnchorElement) {
                isInsideLink = node.hasAttribute("href");
                break;
            }
            else if (typeof node.hasAttributeNS == "function" &&
                    node.hasAttributeNS(XLink_NS, "href")) {
                isInsideLink = (node.getAttributeNS(XLink_NS, "type") == "simple");
                break;
            }

            node = node.parentNode;
        } while (node);

        return isInsideLink;
    }

    //insert count function to original
    eval("gFindBar._updateCaseSensitivity=" + gFindBar._updateCaseSensitivity.toString().slice(0, -1) + "this._updateMatchesCount();}");
    eval("gFindBar._updateStatusUI=" + gFindBar._updateStatusUI.toString().slice(0, -1) + "this._updateMatchesCount();}");
})();



// FindBar "/" style....................................................................... 
var sId = "__customButtonsStyle__" + this.id; // Unique style "id"
var cssStr = <><![CDATA[

#FindToolbar > .findbar-container > * { display: -moz-box !important; }

    ]]></>
    .toString()
    .replace(/%button%/g, "#" + this.id);

function sheet(cssStr, removeFlag) {
    var cc = Components.classes;
    var sss = cc["@mozilla.org/content/style-sheet-service;1"]
        .getService(Components.interfaces.nsIStyleSheetService);
    var ios = cc["@mozilla.org/network/io-service;1"]
        .getService(Components.interfaces.nsIIOService);
    var data = "data:text/css," + encodeURIComponent(cssStr);
    var uri = ios.newURI(data, null, null);
    if(sss.sheetRegistered(uri, sss.AGENT_SHEET))
        sss.unregisterSheet(uri, sss.AGENT_SHEET);
    if(removeFlag)
        return;
    sss.loadAndRegisterSheet(uri, sss.AGENT_SHEET);
    window[sId] = cssStr;
}
if(!(sId in window))
    sheet(cssStr);
else if(window[sId] != cssStr) {
    sheet(window[sId], true);
    sheet(cssStr);
}

this.image = "http://www.mozilla.org/favicon.ico";
this.circle = "●";
this.nocircle = "";


//проверить наличие строк в about:config и создать если не существует(Add preferences)........................................
var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefService);
var f;
try{
    f = prefs.getBoolPref("FindBar.autohide");
}
catch(e){
    prefs.setBoolPref("FindBar.autohide", false);
}

try{
    f = prefs.getBoolPref("FindBar.(ctrl+ALT)find_from_clipboard");
}
catch(e){
    prefs.setBoolPref("FindBar.(ctrl+ALT)find_from_clipboard", false);
}


//настройка функций кликов мыши(Mouse Click settings)...................................................
this.leftclick   = function(evt){
gFindBar.hidden ? gFindBar.onFindCommand() : gFindBar.close();
}

this.midclick = function(evt) {
gFindBar.hidden ? gFindBar.onFindCommand() : gFindBar.close();
goDoCommand("cmd_selectNone");
goDoCommand("cmd_paste"); 
}

this. gQuot = {};
this. gQuot. __proto__ = custombuttons. gQuot;
this. gQuot. dcDelay = 0;
this. setAttribute ('onclick', 'this.gQuot.mHandler(event, this)');

this.setAttribute("onmouseover", "if (custombuttons) custombuttons.ButtonBrt(event);" );
this.setAttribute("onmouseout", "if (custombuttons) custombuttons.ButtonBrt(event);" );


//настройка меню(CB menu settings)...................................................
var Cb = custombuttons;

this.FBautohide = function() {
// toggle preference
var s = "FindBar.autohide";
custombuttons.setPrefs(s, !custombuttons.getPrefs(s));
}


this.FBfind_Key = function() {
// toggle preference
var s = "FindBar.(ctrl+ALT)find_from_clipboard";
custombuttons.setPrefs(s, !custombuttons.getPrefs(s));
}

// Our menu items
this.ss = [
  { label: this.circle+'FindBar(7 sec) autohide', cmd: 'document.popupNode.FBautohide()', sItemId: '' },
  { label: this.nocircle+'Findbar(ctrl+ ALT),find from clipboard', cmd: 'document.popupNode.FBfind_Key()', sItemId: ''}];
   
// Our Initialization function for creating the context menu, setting up menuitems and telling
// custombuttons2 extension to put cb context in a submenu
this.mObj = Cb.getCbContextObj(this);
this.init = function(x) {
  x.mObj.setSub();
  var nItem = {}, mItem = {};
  document.getElementById(CB2const.sCBCtxtMenu).setAttribute("oncommand", "event.stopPropagation()");
  for(var i in x.ss) {
    nItem = new x.mObj.getItem();
    nItem.id = 'Note';
    nItem.label = x.ss[i].label;
    nItem.value = String(i);
    mItem = x.mObj.insertBefore(nItem , x.mObj.oMenu.lastChild);
    this.ss[i].sItemId = mItem.id;
    mItem.setAttribute('oncommand',x.ss[i].cmd)
  }
  x.mObj.getItem();
  nItem = x.mObj.getItem();
  nItem.id = 'Note';
  this.separator = x.mObj.insertBefore( nItem , x.mObj.oMenu.lastChild);
}


this.init(this);



//FindBar, автоматически закрыть(autohide Findbar).................................
(function(){

this.clickPage = function(event) {gBrowser.addEventListener('mousedown',on, false);};

function go() {
if (custombuttonsUtils. getPrefs ("FindBar.autohide", true))
{
gFindBar.close();
clickPage(event);}
else
clickPage(event);
}

function on() {
gBrowser.removeEventListener('mousedown',on, false);
timeoutId = setTimeout(go, 3000)}//7 сек(7 sec)
  
function off() {
clickPage(event);
   clearTimeout(timeoutId)}
   
gFindBar.addEventListener('click',off, false);
clickPage(event);
})();


//FindBar, сочетания клавиш(Key config).........................................................
addEventListener('keydown', function (event){

//FindBar(ctrl+ F)показать - скрыть(Toggle Find Bar).........
if ((event.keyCode==0x46)&&(event.ctrlKey))
{
event.preventDefault();
event.stopPropagation();
gFindBar.hidden ? gFindBar.onFindCommand() : gFindBar.close();}

//Findbar(ctrl+ ALT), поиск по странице из буфера обмена, find from clipboard.............
if (custombuttonsUtils. getPrefs ("FindBar.(ctrl+ALT)find_from_clipboard", true))
{
if ((event.keyCode==0x12)&&(event.ctrlKey))
{
gFindBar.hidden ? gFindBar.onFindCommand() : gFindBar.close();
goDoCommand("cmd_selectNone");
goDoCommand("cmd_paste");}}

//FindBar, закрыть любой клавишей клавиатуры(FindBar close, Any key keyboard)..
//else{gFindBar.close();}
}, false);